Ntlha ea pele, mohaho oa motheo oa ho beha
Sebopeho sa motheo sa ho beha: lesale la ka hare, lesale la ka ntle, 'mele o pota-potileng, cage
Lesale la ka hare: hangata le nyallana haufi-ufi le shaft, mme le potoloha mmoho.
Lesale la ka ntle: hangata le phetolo ea setulo se behang, haholo-holo ho tšehetsa phello.
Thepa e ka hare le kantle e na le tšepe ea GCr15, 'me ho thatafala ka mor'a kalafo ea mocheso ke HRC60~64.
Rolling element: ka ho cage evenly lokisetsa ka hare lesakaneng le ka ntle lesakaneng foro, sebopeho lona, boholo, palo ba ka ho toba ama ho jara mojaro jereng bokgoni le tshebetso.
Cage: Ntle le ho arola ka mokhoa o lekanang karolo ea rolling, e boetse e tataisa ho potoloha ha karolo ea rolling le ho ntlafatsa ts'ebetso ea ka hare ea lubrication ea bering.
Bolo ea tšepe: Thepa ka kakaretso e na le tšepe ea GCr15, 'me ho thatafala ka mor'a kalafo ea mocheso ke HRC61~66.Sehlopha sa ho nepahala se arotsoe ka G (3, 5, 10, 16, 20, 24, 28, 40, 60, 100, 200) ho tloha holimo ho ea tlaase ho ea ka mamello ea li-dimensional, mamello ea sebopeho, boleng ba gauge le holim'a metsi.
Hape ho na le mohaho o thusang oa ho jara
Sekoahelo sa lerole (sealing ring) : ho thibela taba e kantle ho kena ka bering.
Tlosa: tlotsa, fokotsa ho thothomela le lerata, monya mocheso oa likhohlano, eketsa nako ea ts'ebeletso.
Ea bobeli, ho aroloa ha li-bearings
Ho ea ka thepa ea likhohlano ea likarolo tse tsamaeang li fapane, li-bearings li ka aroloa ka li-bearings le li-rolling bearings tse peli.Ho li-rolling bearings, tse atileng haholo ke li-bearings tsa li-groove ball tse tebileng, li-cylindrical roller bearings le li-thrust ball bearings.
Li-deep groove ball bears haholo-holo li jara meroalo ea radial, hape li ka jara meroalo ea radial le meroalo ea axial hammoho.Ha ho sebelisoa radial load feela, Angle ea ho ikopanya ke zero.Ha "deep groove ball" e nang le "radial clearance" e kholo haholo, e na le ts'ebetso ea "angular contact bear", 'me e khona ho mamella mojaro o moholo oa axial, khohlano ea "deep groove" ball bear e nyane, mme lebelo la ho potoloha le moeli le lona le phahame.
Deep groove ball bearings ke li-bearings tsa tšoantšetso ka ho fetisisa tse nang le mefuta e mengata ea tšebeliso.E loketse ho potoloha ka lebelo le phahameng esita le ts'ebetso ea ho potoloha ka lebelo le phahameng haholo, 'me e tšoarella haholo ebile ha e hloke tlhokomelo khafetsa.Mofuta ona oa ho jara o na le coefficient e nyane ea likhohlano, lebelo le phahameng la moeli, sebopeho se bonolo, litšenyehelo tse tlase tsa tlhahiso le ho fihlella ho nepahala ha tlhahiso e phahameng.Boemo ba boholo le phetoho ea maemo, e sebelisoang ho lisebelisoa tse nepahetseng, li-motor tse nang le lerata le tlaase, likoloi, lithuthuthu 'me hangata mechine le liindasteri tse ling, ke mofuta o tloaelehileng ka ho fetisisa oa li-bearings tsa boenjiniere ba mechine.Haholo-holo bere radial mojaro, ka boela jara palo e itseng ea axial mojaro.
Cylindrical roller bearing, 'mele o bilikang ke karolo e bohareng ea bethe ea cylindrical roller.Cylindrical roller bearing le raceway ke li-linear contact bearings.Bophahamo bo boholo, haholo-holo ho jara boima ba radial.Khohlano pakeng tsa ntho e bilikang le moqomo oa selikalikoe e nyane, e loketseng ts'ebetso ea lebelo le holimo.Ho ea ka hore na reng e na le flange, e ka aroloa ka NU\NJ\NUP\N\NF le li-bearings tse ling tsa mela e le' ngoe, le NNU\NN le li-bearings tse ling tse peli.
Mokelikeli oa cylindrical o nang le lesale la ka hare kapa la ka ntle ntle le likhopo, tseo mehele ea eona e ka hare le e ka ntle e khonang ho tsamaea e amanang le e 'ngoe ka axially' me ka hona e ka sebelisoa e le sephahla sa mahala.Lehlakore le leng la lesale le ka hare le ka ntle le na le likhopo tse peli, 'me lehlakoreng le leng la lesale le na le rolara ea cylindrical e nang le likhopo tse le' ngoe, tse ka mamellang mojaro oa axial ka tsela e ts'oanang ho isa tekanyong e itseng.Hangata ho sebelisoa li-cages tsa sheet sheet, kapa li-cages tse tiileng tse entsoeng ka motsoako oa koporo.Empa tse ling tsa tsona li sebelisa li-cages tsa polyamide.
Li-bearings tsa thrust ball li etselitsoe ho mamella meroalo e matla nakong ea ts'ebetso e lebelo le holimo 'me li entsoe ka mehele ea gasket e nang le groove ea lebelo la ho bilika ha bolo.Hobane selikalikoe ke sebopeho sa setulo sa setulo, bolo ea thrust e arotsoe ka mefuta e 'meli: mofuta oa pad base e bataletseng le mofuta oa setulo sa spherical.Ho phaella moo, li-bearings tse joalo li ka mamella meroalo ea axial, empa eseng meroalo ea radial.
The thrust ball bearing e na le reng ea setulo, reng ea shaft le kopano ea kh'epe ea tšepe.Lesale la shaft le tsamaellana le shaft, 'me selikalikoe sa setulo se tsamaisana le khetla.Li-thrust ball bearings li loketse feela ho jara karolo ea mojaro oa axial, likarolo tsa lebelo le tlase, joalo ka lihook tsa crane, lipompo tse otlolohileng, li-centrifuges tse otlolohileng, li-jacks, li-retarders tse tlase, joalo-joalo. li arotsoe 'me li ka kenngoa le ho aroloa ka thoko.
Boraro, ho thetheha ho behang bophelo
(1) Mefuta e ka sehloohong ea tšenyo ea li-bearings
Ho felloa ke mokhathala:
Ka li-bearings, ho jara mojaro le ho sisinyeha ho amanang le sebaka sa ho kopana (sebaka sa peiso kapa 'mele o pota-potileng), ka lebaka la mojaro o tsoelang pele, oa pele o ka tlas'a bokaholimo, botebo bo lekanang, karolo e fokolang ea ho phatloha, ebe e tsoela pele ho ea ho kopana holim'a, e le hore lera holim'a tšepe flake tsoa, ho fella ka ho beha a ke ke a sebetsa ka tsela e tloaelehileng, ketsahalo ena e bitsoa mokhathala spalling.The ho qetela mokhathala spalling ea rolling dibering ke ho le thata ho qoba, ha e le hantle, tabeng ea ho instola tse tloaelehileng, lubrication le ho tiisa, boholo ba ho jara tšenyo ke mokhathala tšenyo.Ka hona, bophelo ba tšebeletso ea libering hangata bo bitsoa bophelo ba tšebeletso ea mokhathala oa libere.
Deformation ea polasetiki (deformation ea ka ho sa feleng):
Ha "rolling bear" e le tlas'a moroalo o feteletseng, ho senyeha ha polasetiki ho bakoa ke 'mele o pota-potileng le ho phunyeletsa ho kopana,' me ho pota-pota holimo ho hlahisa lekhalo, e leng se bakang ho sisinyeha ho matla le lerata nakong ea ho matha.Ntle le moo, likaroloana tsa kantle ho naha tse kenang ka har'a bere, mojaro oa tšusumetso e feteletseng, kapa ha thepa e eme, ka lebaka la ho thothomela ha mochini le lintlha tse ling li ka hlahisa indentation sebakeng sa ho ikopanya.
Ho qhekella:
Ka lebaka la motsamao o lekanyelitsoeng oa ntho e bilikang le tsela ea peiso le tlhaselo ea litšila le lerōle, ntho e bilikang le ho bilika holimo li baka ho khathala.Ha palo ea ho apara e le khōlō, tumello ea ho beleha, lerata le ho sisinyeha lia eketseha, 'me ho nepahala ha lebelo la ho beleha ho fokotsehile, kahoo ho ama ka ho toba ho nepahala ha lienjini tse ling tse kholo.
Ea bone, boemo ba ho nepahala le mokhoa oa ho emela lerata
Ho nepahala ha li-bearings tse bilikang ho arotsoe ka ho nepahala ha dimensional le ho nepahala ho potolohang.Boemo bo nepahetseng bo lekantsoe 'me bo arotsoe ka mekhahlelo e mehlano: P0, P6, P5, P4 le P2.Ho nepahala ho ntlafalitsoe ho tloha boemong ba 0, ho latela ts'ebeliso e tloaelehileng ea boemo ba 0 ho lekane, ho latela maemo a fapaneng kapa liketsahalo, boemo bo hlokahalang ba ho nepahala ha bo tšoane.
Tse hlano, tseo hangata li botsoang tse nang le lipotso
(1) Ho roala tšepe
Mefuta e tloahelehileng e sebelisoang ea tšepe e belehang: tšepe e phahameng ea carbon complex, carburized bearing steel, corrosion resistant steel, mocheso o phahameng o nang le tšepe.
(2) Lubrication ea libere ka mor'a ho kenya
Lubrication e arotsoe ka mefuta e meraro: grease, oli e tlotsang, lubrication e tiileng
Lubrication e ka etsa hore bearing e tsamaee ka mokhoa o tloaelehileng, ho qoba ho kopana pakeng tsa peiso le sebaka se pota-potileng, ho fokotsa ho ferekanngoa le ho apara ka hare ho bering, le ho ntlafatsa nako ea tšebeletso ea bering.Grease e na le ho khomarela hantle le ho roala ho hanyetsa le ho hanyetsa mocheso, ho ka ntlafatsang ho hanyetsa oxidation ea li-bearings tsa mocheso o phahameng le ho ntlafatsa bophelo ba tšebeletso ea libere.Mafura a bering ha aa lokela ho ba a mangata haholo, 'me mafura a mangata a tla be a se na thuso.Ha lebelo la bere le phahame, kotsi e kholoanyane.E tla etsa hore ho behiloe ts'ebetsong ha mocheso o le moholo, ho tla ba bonolo ho senyeha ka lebaka la mocheso o feteletseng.Ka hona, ho bohlokoa haholo ho tlatsa mafura ka saense.
Botšelela, e nang le litemoso tsa ho instola
Pele o kenya, ela hloko ho hlahloba hore na ho na le bothata ka boleng ba ho beha, khetha ka nepo sesebelisoa sa ho kenya se tsamaisanang, 'me u ele hloko bohloeki ba bere ha u kenya bere.Ela hloko esita le ho qobella ha o tlanya, o tlanya ka bonolo.Sheba hore na li-bearings li kentsoe hantle ka mor'a ho kenya.Hopola, pele mosebetsi oa ho lokisa o phethoa, u se ke ua phutholla sephutheloana ho thibela tšilafalo.
Nako ea poso: Sep-12-2023